Platypus genome reveals much about sex
https://biology.anu.edu.au/files/genes.jpg
5 November 2010
Genome sequencing of Australia's platypus, an animal so unusual it was thought to be a hoax when sent to Europe in the 18th century, has moved the evolution of sex determination in humans forward more than 160 million years.
Source: ABC News In Science, Platypus genome reveals much about sex.